National 5: Physics: describe what happens during refraction from air into glass when the angle of incidence = 0

Question

describe what happens during refraction from air into glass when the angle of incidence = 0

Marilyn Bob-Manuel 3ekt · Accepted Answer

the wave slows and its wavelength decreases as it enters the glass
as it returns to air, its speed and wavelength increase to their original values

Describe what happens during refraction from air into glass when the angle of incidence = 0